更多"() rods are not in proper condition"的相关试题:
[判断题]砌筑砂浆的强度等级为MU2.5、MU5、MU7.5、MU10和MU15。
[判断题]混凝土小型空心砌块的强度等级为MU7.5、MU10、MU20、MU5和MU15。
[单项选择]It's too late to change your mind now, so there's no point in()tears over it.
A. discarding
B. streaming
C. shedding
D. flowing
[判断题]蒸压灰砂砖的强度级别分为MU20、MU15、MU10级。
[单项选择]Zinc rods are installed in the refrigeration system ().
A. liquid strainer
B. liquid receiver
C. saltwater condenser
D. evaporator
[单项选择]The main function of tie rods in the construction of large, low speed diesel engines is to().
A. stiffen the bedplate in way of the main bearings to increase the engines longitudinal strength
B. accept most of the tensile loading that results from the firing forces developed during operation
C. mount the engine frame securely to the hull to prevent shaft coupling misalignment
D. connect the crosshead solidly to the piston rod
[单项选择]Vee-type engines have the connecting rods from two cylinders connected to each () of the crankshaft.
A. throw
B. web
C. main bearing
D. deflection
[单项选择]Connecting rods in a diesel engine are used to connect the ().
A. engine to the bed
B. rocker arm to the camshaft
C. crankshaft to the gear train
D. piston to the crankshaft
[单项选择]
对于单边置信区间:x<μ+μ1-β·σ,x>μ-μ1-β·σ,在公路工程检验和评价中,u称为(),取值与公路等级有关。
A. 置信系数
B. 保证率
C. 标准差
D. 保证率系数
[单项选择]接入两个及以上MU的保护装置应按MU设置()软压板。
A. “运行”
B. “检修”
C. “退出”
D. “MU投入”
[单项选择]受弯适筋梁My<Mu,设Mu-My=△M,则()。
A. ρ大,△M/Mu小
B. ρ大,△M/Mu大
C. ρ大,△M/Mu不变
D. ρ和△M/Mu无关
[单项选择]接入两个及以上MU的保护装置应按什么原则设置“MU投入”软压板?()
A. 按模拟量通道
B. 按电压等级
C. 按MU设置
D. 按保护装置设置
[单项选择]普通混凝土小型空心砌块按抗压强度分为()个强度等级,即MU3.5~MU20。
A. 5
B. 6
C. 7
D. 8
[单项选择]MU是()的简称。
A. 电子互感器
B. 合并单元
C. 智能终端
D. 保护设备
[单项选择] 两个电容器并联,若C1=20μF,C2=30μF,则等效电容为()。
A. 50μF
B. 12μF
C. 60μF
D. 40μF
[单项选择]楔形因子是0.59,使用开野时的MU数设置为150,如果要求的处方剂量相同,采用楔形板时的MU数应该是()
A. 89MU
B. 150MU
C. 189MU
D. 203MU
E. 254MU
[单项选择]MU30普通砖表示()。
A. 普通砖抗压强度平均值大于30MPa
B. 普通砖抗压强度平均值大于30kN
C. 普通砖抗折强度平均值大于30MPa
D. 普通砖抗压强度平均值小于30MPa
[单项选择]()You too!
A. Merry Christmas!
B. What a beautifulday!
C. Help yourself!
D. It's very kind of you!
[单项选择]Fire extinguishing agents used on Class C fires must be().
A. able to absorb heat
B. water based
C. nonconducting
D. nontoxic